Cod sursa(job #187963)

Utilizator raica_cristiraica dumitru cristian raica_cristi Data 5 mai 2008 21:28:42
Problema Koba Scor 20
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include<fstream>

using namespace std;

ifstream fin ("koba.in");
ofstream fout ("koba.out");
int main ()
{
    int n,i;
    fin>>n;
    long long unsigned a[n+1],s;
    fin>>a[1]>>a[2]>>a[3];
    for(i=3;i<n;i++)
    {
    a[i+1]=a[i]+a[i-1]*a[i-2];
    a[i+1]%=10;
}s=0;
for(i=1;i<=n;i++)
s+=(a[i]%10);
fout<<s;
return 0;
}